Mathematics, 12.07.2019 19:20, bryanmcmillianjr

James, matt and emily are participating in a free throw contest for charity. matt made four times as many points as james. emily made 20 points more than matt. together they made a total of 155 points.
how to write an equation for the situation?
solve equation for variable.

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James, matt and emily are participating in a free throw contest for charity. matt made four times as...